/**
 * jQuery Yii plugin file.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @link http://www.yiiframework.com/
 * @copyright 2008-2010 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 */

;
(function ($) {

    $.extend($.fn, {
        yiitab: function () {

            function activate(id) {
                var pos = id.indexOf("#");
                if (pos >= 0) {
                    id = id.substring(pos);
                }
                var $tab = $(id);
                var $container = $tab.parent();
                $container.find('>ul a').removeClass('active');
                $container.find('>ul a[href="' + id + '"]').addClass('active');
                $container.children('div').hide();
                $tab.show();
            }

            this.find('>ul a').click(function (event) {
                var href = $(this).attr('href');
                var pos = href.indexOf('#');
                activate(href);
                if (pos == 0 || (pos > 0 && (window.location.pathname == '' || window.location.pathname == href.substring(0, pos))))
                    return false;
            });

            // activate a tab based on the current anchor
            var url = decodeURI(window.location);
            var pos = url.indexOf("#");
            if (pos >= 0) {
                var id = url.substring(pos);
                if (this.find('>ul a[href="' + id + '"]').length > 0) {
                    activate(id);
                    return;
                }
            }
        }
    });

})(jQuery);
